mirror of
https://gitlab.com/pezkuwichain/pezkuwi-sdk.git
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69 lines
2.1 KiB
Rust
69 lines
2.1 KiB
Rust
// This file is part of Substrate.
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// Copyright (C) Parity Technologies (UK) Ltd.
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// SPDX-License-Identifier: GPL-3.0-or-later WITH Classpath-exception-2.0
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <https://www.gnu.org/licenses/>.
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//! Error helpers for `archive` RPC module.
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use jsonrpsee::types::error::ErrorObject;
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/// ChainHead RPC errors.
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#[derive(Debug, thiserror::Error)]
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pub enum Error {
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/// Invalid parameter provided to the RPC method.
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#[error("Invalid parameter: {0}")]
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InvalidParam(String),
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/// Runtime call failed.
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#[error("Runtime call: {0}")]
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RuntimeCall(String),
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/// Failed to fetch leaves.
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#[error("Failed to fetch leaves of the chain: {0}")]
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FetchLeaves(String),
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}
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// Base code for all `archive` errors.
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const BASE_ERROR: i32 = 3000;
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/// Invalid parameter error.
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const INVALID_PARAM_ERROR: i32 = BASE_ERROR + 1;
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/// Runtime call error.
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const RUNTIME_CALL_ERROR: i32 = BASE_ERROR + 2;
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/// Failed to fetch leaves.
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const FETCH_LEAVES_ERROR: i32 = BASE_ERROR + 3;
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impl From<Error> for ErrorObject<'static> {
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fn from(e: Error) -> Self {
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let msg = e.to_string();
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match e {
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Error::InvalidParam(_) => ErrorObject::owned(INVALID_PARAM_ERROR, msg, None::<()>),
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Error::RuntimeCall(_) => ErrorObject::owned(RUNTIME_CALL_ERROR, msg, None::<()>),
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Error::FetchLeaves(_) => ErrorObject::owned(FETCH_LEAVES_ERROR, msg, None::<()>),
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}
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.into()
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}
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}
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/// The error type for errors that can never happen.
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//
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// NOTE: Can't use std::convert::Infallible because of the orphan-rule
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pub enum Infallible {}
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impl From<Infallible> for ErrorObject<'static> {
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fn from(e: Infallible) -> Self {
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match e {}
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}
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}
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